Phenolic Resin manufacturer / supplier in China, offering Industrial Grade Alumina Sol/Alumina Sol High-Purity 20% -40% Al2O3 Catalyst, Ceramic, Refractory Coating Colloidal Adhesive, Alkaline Silica Sol Binder with 30% Solid Content and Low Sodium Type Suitable for Precision Casting/Coatings/Ceramics, Synthesis of Low Thermal Expansion and High Temperature Resistance of Cordierite Ceramics for Honeycomb Ceramic Carriers at 1450 ° C and so on.